Speaker system



FIG. 1 is a front view of a speaker system according to my novel design;

FIG. 2 is a side view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a perspective view thereof in an open position;

FIG. 5 is a top view of FIG. 4;

FIG. 6 is a front view of FIG. 4; and,

FIG. 7 is a partial rear view thereof, shown separately for clarity of illustration.

The broken lines are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a speaker system, as shown and described. 